Fix for the install/upgrade star specifier

[matteius]

I apparently broke the star specifier on CLI one of the last releases when I was working on making the upgrade logic better at figuring out which dependencies actually needed upgrading.

Also Fixes #6320

matteius@matteius-Ryzen9:~/pipenv-triage/star-specifier$ pipenv install requests==2.*
Creating a virtualenv for this project
Pipfile: /home/matteius/pipenv-triage/star-specifier/Pipfile
Using /home/matteius/.pyenv/versions/3.13.2/bin/python3.13.2 to create virtualenv...
⠋ Creating virtual environment...created virtual environment CPython3.13.2.final.0-64 in 54ms
  creator CPython3Posix(dest=/home/matteius/Envs/star-specifier-z4Ot9-96, clear=False, no_vcs_ignore=False, global=False)
  seeder FromAppData(download=False, pip=bundle, via=copy, app_data_dir=/home/matteius/.local/share/virtualenv)
    added seed packages: pip==25.0.1
  activators BashActivator,CShellActivator,FishActivator,NushellActivator,PowerShellActivator,PythonActivator

✔ Successfully created virtual environment!
Virtualenv location: /home/matteius/Envs/star-specifier-z4Ot9-96
Creating a Pipfile for this project...
Pipfile.lock not found, creating...
Locking  dependencies...
Locking  dependencies...
Updated Pipfile.lock (a36a5392bb1e8bbc06bfaa0761e52593cf2d83b486696bf54667ba8da616c839)!
To activate this project's virtualenv, run pipenv shell.
Alternatively, run a command inside the virtualenv with pipenv run.
Installing requests==2.*...
✔ Installation Succeeded
To activate this project's virtualenv, run pipenv shell.
Alternatively, run a command inside the virtualenv with pipenv run.
Installing dependencies from Pipfile.lock (16c839)...
All dependencies are now up-to-date!
Upgrading requests==2.* in  dependencies.
Building requirements...
Resolving dependencies...
✔ Success!
Building requirements...
Resolving dependencies...
✔ Success!
To activate this project's virtualenv, run pipenv shell.
Alternatively, run a command inside the virtualenv with pipenv run.
Installing dependencies from Pipfile.lock (cafc10)...
All dependencies are now up-to-date!
Installing dependencies from Pipfile.lock (cafc10)...
matteius@matteius-Ryzen9:~/pipenv-triage/star-specifier$ cat Pipfile
[[source]]
url = "https://pypi.org/simple"
verify_ssl = true
name = "pypi"

[packages]
requests = "==2.*"

[dev-packages]

[requires]
python_version = "3.9"
matteius@matteius-Ryzen9:~/pipenv-triage/star-specifier$ cat Pipfile.lock 
{
    "_meta": {
        "hash": {
            "sha256": "dbf97098a21b52acdcb5148063d3e0427291653fbda09d73f05dbb0e81cafc10"
        },
        "pipfile-spec": 6,
        "requires": {
            "python_version": "3.9"
        },
        "sources": [
            {
                "name": "pypi",
                "url": "https://pypi.org/simple",
                "verify_ssl": true
            }
        ]
    },
    "default": {
        "certifi": {
            "hashes": [
                "sha256:3d5da6925056f6f18f119200434a4780a94263f10d1c21d032a6f6b2baa20651",
                "sha256:ca78db4565a652026a4db2bcdf68f2fb589ea80d0be70e03929ed730746b84fe"
            ],
            "markers": "python_version >= '3.6'",
            "version": "==2025.1.31"
        },
        "charset-normalizer": {
            "hashes": [
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                "sha256:ffc9202a29ab3920fa812879e95a9e78b2465fd10be7fcbd042899695d75e616"
            ],
            "markers": "python_version >= '3.7'",
            "version": "==3.4.1"
        },
        "idna": {
            "hashes": [
                "sha256:12f65c9b470abda6dc35cf8e63cc574b1c52b11df2c86030af0ac09b01b13ea9",
                "sha256:946d195a0d259cbba61165e88e65941f16e9b36ea6ddb97f00452bae8b1287d3"
            ],
            "markers": "python_version >= '3.6'",
            "version": "==3.10"
        },
        "requests": {
            "hashes": [
                "sha256:55365417734eb18255590a9ff9eb97e9e1da868d4ccd6402399eaf68af20a760",
                "sha256:70761cfe03c773ceb22aa2f671b4757976145175cdfca038c02654d061d6dcc6"
            ],
            "index": "pypi",
            "markers": "python_version >= '3.8'",
            "version": "==2.32.3"
        },
        "urllib3": {
            "hashes": [
                "sha256:414bc6535b787febd7567804cc015fee39daab8ad86268f1310a9250697de466",
                "sha256:4e16665048960a0900c702d4a66415956a584919c03361cac9f1df5c5dd7e813"
            ],
            "markers": "python_version >= '3.9'",
            "version": "==2.4.0"
        }
    },
    "develop": {}
}

The checklist

• Associated issue
• A news fragment in the news/ directory to describe this fix with the extension .bugfix.rst, .feature.rst, .behavior.rst, .doc.rst. .vendor.rst. or .trivial.rst (this will appear in the release changelog). Use semantic line breaks and name the file after the issue number or the PR #.

[Copilot]

Pull Request Overview

This PR addresses the broken behavior of star specifiers for installing and upgrading dependencies. Key changes include the addition of integration tests for various star specifier formats and updates to version conflict detection and package argument parsing to properly handle wildcard specifiers.

Reviewed Changes

Copilot reviewed 2 out of 3 changed files in this pull request and generated no comments.

File	Description
tests/integration/test_install_misc.py	Adds new integration tests to verify correct handling of star specifiers in various scenarios.
pipenv/routines/update.py	Updates conflict detection logic and argument parsing to support star specifier patterns correctly.

Files not reviewed (1)

• news/6378.bugfix.rst: Language not supported